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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Declaring and using a variable
A variable is defined by name and type...
Service variable
The Service variable is used to...
Report based on a variable (Data binding)
A report based on a variable is used to directly print the information found in a WLanguage variable...
Composite variable
A composite variable contains different types of elements (members)...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Advanced types
The advanced types of WLanguage are as follows
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
WLanguage types
The different types in WLanguage are...
IsNumeric (Function)
Enables you to find out whether a variable or a control is:
  • a numeric (integer, real, currency or numeric).
  • a string that can be converted into numeric.
Assignment operators
Three assignment operators are available...
Constant
The constants are language elements whose value is fixed once and for all...
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
HTML Editor control functions (prefix syntax)
List of functions for managing HTML Editor controls (prefix syntax)...
Phone functions
The phone functions are as follows:...
DocStartModification (Function)
Signals the start of the grouping of a set of operations on a document into a single event...
FTPConnect (Function)
Connects the current computer to an FTP server (File Transfer Protocol).
fChangeSize (Function)
Resizes an external file.
CalculatedItemExpression (Property)
The CalculatedItemExpression property is used to: Find out the SQL expression that defines...
EndService (Function)
Ends the execution of the current service.
OrganizerDisplay (Function)
Reinitializes the content of an Organizer control from its data source (HFSQL data file...
Handling Organizer controls programmatically
Organizer controls can be handled programmatically....
OrgModify (Function)
Modifies an element in an Organization Chart control.
Word Processing constants
The following constants are used by the functions for managing the Word Processing control:...
TimestampType (Property)
The TimestampType property is used to: Find out the type of timestamp for an item. This item...
TimestampUTC (Property)
The TimestampUTC property is used to: Find out whether a timestamp item will use UTC time...
Materialized view
HTTPSendForm (Function)
Sends an HTTP form.
PersistedCalculatedItem (Property)
The PersistedCalculatedItem property is used to: Find out whether the value of a calculated...
HRSWaitForDataProcess (Function)
Waits for: the replication data on the master server to be sent to the subscriber server....
BeaconDetectBackground (Function)
Notifies the application when the device enters or leaves the transmission range of a set...
MemcachedModify (Function)
Modifies a key/value couple in the Memcached cache....
MemcachedAddPrefix (Function)
Adds a value at the start of existing value in the cache for the given key.
MemcachedIncrement (Function)
Increments the value associated with a key.
MemcachedDecrement (Function)
Decrements the value associated with a key. The key is created if it does not exist.
MemcachedCAS (Function)
Modifies the value of a key if this one was not modified.
MemcachedModifyKeyGroup (Function)
Modifies a key/value couple in the Memcached cache on a group of servers....